Page 627 - OEM RIGGING AND ACCESSORIES GUIDE (2021) - 8M0174477

MERCRUISER

SEAWATER STRAINER WATER PRESSURE RELIEF VALVE KIT

SEAWATER STRAINER WATER PRESSURE RELIEF VALVE KIT

35-860603 377.35 863208A 3 261.47
Primarily used on diesel applications. For use with 1‑1/2 in. (38 mm) I.D. seawater The purpose of this kit is to regulate engine block water pressure to a maximum of
inlet hose. Order 1‑1/2 in. (38 mm) barb fittings separately p/n 22‑816339. 30 psi and vent excess water overboard.
Fits all MCM engines in high performance applications where engine block water
FITTING pressures are exceeding the maximum 30 psi.
CHECK VALVE KIT

CHECK VALVE KIT

22-816339 17.25
1‑1/2 in.(38 mm) barb fitting for use with seawater strainer 35‑860603

SEAWATER HOSE DRAIN KIT
864206A02 77.70
This kit will allow draining of the seawater pump without having to Prevents the discharge of engine cooling water through the drive unit during short
remove the seawater hose. Kit is inserted into the existing seawater term storage conditions.
hose. Fits 2005‑2015 MCM V‑8 (305, 350 & 377 cid) MPI Bravo engines with standard
cooling and Gen III fuel cool (s/n 0W060000 thru 2A455878). Not for use with Axius
SEAWATER HOSE DRAIN KIT engines.
CHECK VALVE KIT

MERCRUISER

861505A 1 8.50
Fits MCM/MIE engines equipped with a seawater pump. 864206A03 71.05
Prevents the discharge of engine cooling water through the drive unit during short
term storage conditions.
Fits 2005‑2015 MCM V‑8 (305, 350 & 377 cid) MPI Bravo engines with closed
cooling and Gen III fuel cool (s/n 0W060000 thru 2A455872). Not for use with Axius
engines.

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